Cheap flights from London Heathrow Airport to Cairns from £476
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/12. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — CNS
7 Dec — 14 Dec1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London Heathrow to Cairns are usually found in May or February, booked 28 days in advance, depart on a Wednesday or Tuesday and return on a Monday
Find flight deals from Heathrow to Cairns
Enter your travel dates to find the best prices.
Cheapest flights from Heathrow to Cairns
Explore the most affordable flight options available from Heathrow to Cairns. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 November 2025.
Mon 10/1121:00LHR - CNS
2 stops34h 15mMultiple Airlines
Thu 4/1209:45CNS - LHR
3 stops41h 45mMultiple Airlines
Deal found 5/11£939
Thu 27/1110:25LHR - CNS
2 stops33h 20mMultiple Airlines
Thu 4/1209:45CNS - LHR
3 stops63h 40mMultiple Airlines
Deal found 6/11£960
Sat 6/1216:50LHR - CNS
2 stops38h 00mCathay Pacific
Sat 13/1211:25CNS - LHR
1 stop28h 00mCathay Pacific
Deal found 6/11£1,141
Sat 6/1222:05LHR - CNS
2 stops32h 10mMultiple Airlines
Sat 13/1211:25CNS - LHR
2 stops37h 15mMultiple Airlines
Deal found 6/11£1,187
Mon 1/1222:00LHR - CNS
2 stops32h 40mMultiple Airlines
Sun 21/1209:15CNS - LHR
2 stops43h 20mMultiple Airlines
Deal found 5/11£1,307
Best flights from Heathrow to Cairns
Discover carefully curated flight deals from Heathrow to Cairns that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 7 November 2025.
Sat 31/120:05LHR - CNS
2 stops51h 50mSWISS
Sun 22/218:35CNS - LHR
2 stops23h 30mSWISS
Deal found 6/11£869
Tue 31/320:25LHR - CNS
2 stops59h 35mMultiple Airlines
Thu 30/411:40CNS - LHR
2 stops53h 15mMultiple Airlines
Deal found 6/11£947
Sun 22/222:05LHR - CNS
1 stop25h 50mCathay Pacific
Sun 15/314:50CNS - LHR
2 stops34h 10mCathay Pacific
Deal found 6/11£1,013
Fri 1/522:05LHR - CNS
1 stop57h 55mSingapore Airlines
Fri 29/518:15CNS - LHR
1 stop34h 15mSingapore Airlines
Deal found 5/11£1,101
Wed 25/318:40LHR - CNS
2 stops36h 40mMultiple Airlines
Wed 29/418:15CNS - LHR
2 stops23h 25mMultiple Airlines
Deal found 6/11£958
Thu 8/120:15LHR - CNS
1 stop27h 40mCathay Pacific
Thu 22/111:25CNS - LHR
1 stop37h 35mCathay Pacific
Deal found 6/11£1,043
Thu 27/1108:50LHR - CNS
2 stops27h 15mMultiple Airlines
Thu 4/1209:45CNS - LHR
2 stops30h 55mMultiple Airlines
Deal found 6/11£960
Sun 15/309:10LHR - CNS
1 stop22h 10mSingapore Airlines
Sun 19/418:15CNS - LHR
1 stop34h 15mSingapore Airlines
Deal found 6/11£1,117
Mon 23/222:00LHR - CNS
2 stops45h 45mMultiple Airlines
Sun 15/318:35CNS - LHR
1 stop30h 45mMultiple Airlines
Deal found 6/11£962
Thu 8/121:00LHR - CNS
2 stops36h 50mMultiple Airlines
Thu 22/112:05CNS - LHR
2 stops39h 25mMultiple Airlines
Deal found 6/11£1,130
Last-minute flights from Heathrow to Cairns
Discover last-minute flight deals from Heathrow to Cairns. Data last updated 7 November 2025 and is based on user searches.
Mon 10/1121:00LHR - CNS
2 stops34h 15mMultiple Airlines
Thu 4/1209:45CNS - LHR
3 stops41h 45mMultiple Airlines
Deal found 5/11£939
Thu 27/1110:25LHR - CNS
2 stops33h 20mMultiple Airlines
Thu 4/1209:45CNS - LHR
3 stops63h 40mMultiple Airlines
Deal found 6/11£960
Mon 1/1222:00LHR - CNS
2 stops32h 40mMultiple Airlines
Sun 21/1209:15CNS - LHR
2 stops43h 20mMultiple Airlines
Deal found 5/11£1,307
Sat 6/1216:50LHR - CNS
2 stops38h 00mCathay Pacific
Sat 13/1211:25CNS - LHR
1 stop28h 00mCathay Pacific
Deal found 6/11£1,141
Sat 6/1222:05LHR - CNS
2 stops32h 10mMultiple Airlines
Sat 13/1211:25CNS - LHR
2 stops37h 15mMultiple Airlines
Deal found 6/11£1,187
One-way flights from Heathrow to Cairns
Search for one-way flight options from Heathrow to Cairns. Find affordable one-way fares based on user searches. Data last updated 7 November 2025.
Sat 6/1220:25LHR - CNS
2 stops49h 55mMultiple Airlines
Deal found 5/11£476
Wed 26/1121:00LHR - CNS
2 stops50h 20mMultiple Airlines
Deal found 6/11£487
Fri 20/221:00LHR - CNS
2 stops50h 20mMultiple Airlines
Deal found 4/11£521
Sun 1/321:00LHR - CNS
2 stops39h 05mMultiple Airlines
Deal found 4/11£522
Tue 10/209:30LHR - CNS
3 stops34h 15mMultiple Airlines
Deal found 5/11£564
Mon 19/121:10LHR - CNS
3 stops46h 35mMultiple Airlines
Deal found 5/11£564
Tue 9/1215:45LHR - CNS
3 stops41h 00mMultiple Airlines
Deal found 5/11£584
Wed 10/1219:45LHR - CNS
3 stops40h 45mMultiple Airlines
Deal found 5/11£587
Cheap flight deals from Heathrow to Cairns
Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Cairns (CNS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 7 November 2025.
Customise your flight search to find flights from Heathrow to Cairns that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 7 November 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Cairns that are best for you.
Fly from
Heathrow
Fly to
Cairns
Route
Depart
Return
Price
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Sat 31/1
20:05-09:55
2 stops51h 50m
Cairns
Sun 22/2
18:35-08:05
2 stops23h 30m
£869
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Tue 31/3
20:25-17:00
2 stops59h 35m
Cairns
Thu 30/4
11:40-07:55
2 stops53h 15m
£947
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Wed 25/3
18:40-17:20
2 stops36h 40m
Cairns
Wed 29/4
18:15-08:40
2 stops23h 25m
£958
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Thu 27/11
08:50-22:05
2 stops27h 15m
Cairns
Thu 4/12
09:45-06:40
2 stops30h 55m
£960
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Mon 23/2
22:00-05:45
2 stops45h 45m
Cairns
Sun 15/3
18:35-15:20
1 stop30h 45m
£962
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Sun 22/2
22:05-09:55
1 stop25h 50m
Cairns
Sun 15/3
14:50-15:00
2 stops34h 10m
£1,013
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Thu 8/1
20:15-09:55
1 stop27h 40m
Cairns
Thu 22/1
11:25-15:00
1 stop37h 35m
£1,043
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Fri 1/5
22:05-17:00
1 stop57h 55m
Cairns
Fri 29/5
18:15-19:30
1 stop34h 15m
£1,101
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Sun 15/3
09:10-17:20
1 stop22h 10m
Cairns
Sun 19/4
18:15-19:30
1 stop34h 15m
£1,117
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Thu 8/1
21:00-19:50
2 stops36h 50m
Cairns
Thu 22/1
12:05-17:30
2 stops39h 25m
£1,130
Flights are sorted by cheapest return flights first.
Deals found on 6/11
Showing 1-10 of 18 results
1
2
Best time to book a flight from Heathrow to Cairns
Have a flexible travel schedule? Discover the best time to fly to Cairns from Heathrow with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from London Heathrow Airport to Cairns
Prices
More
How far ahead should I book a flight from London Heathrow Airport to Cairns?
Use this chart to determine the optimal time to book a return flight from Heathrow to Cairns. Price data was last updated on 31 October 2025.
To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Cairns, you should look to book at least 28 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from London Heathrow Airport to Cairns?
Currently, June is the cheapest month in which you can book a flight from London Heathrow Airport to Cairns (average of £806). Flying from London Heathrow Airport to Cairns in December is currently the most expensive (average of £1,127). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from LHR to CNS?
Find hourly flight availability from Heathrow to Cairns. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 7 November 2025.
A simple way to save on the total cost of your ticket is to fly from London Heathrow Airport to Cairns in the evening. If you’re flexible enough to do this you can expect to save up to 68% on your trip compared to booking a flight at midday.
What’s the top stopover airport for flights from London Heathrow Airport to Cairns?
Share of one-stop return flights from London Heathrow Airport to Cairns chosen by Cheapflights users in the past 12 months, using the same stopover each way.
Singapore (SIN) – chosen by Cheapflights users on 86% of one-stop itineraries from London Heathrow Airport to Cairns on Cheapflights.
What’s the fastest stopover option from London Heathrow Airport to Cairns?
Shortest average travel time for one-stop one-way flights from London Heathrow Airport to Cairns, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Singapore (SIN) have the shortest average one-way travel time for one-stop routes: 26h 56m.
What’s the fastest stopover option from London Heathrow Airport to Cairns?
Shortest average travel time for one-stop one-way flights from London Heathrow Airport to Cairns, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Singapore (SIN) have the shortest average one-way travel time for one-stop routes: 26h 56m.
Which airport typically offers the quickest stopover for flights from London Heathrow Airport to Cairns?
Average stopover duration for one-stop one-way flights from London Heathrow Airport to Cairns, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Singapore (SIN) offer the fastest connection on this route, with an average stopover time of 6h 38m.
Reviews of airlines servicing Cairns
Get insights into the airlines that provide service to Cairns. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Cairns. Reviews last updated 7 November 2025.
Get a feel of what it's like to fly with Japan Airlines, Singapore Airlines, andCathay Pacific from London Heathrow Airport to Cairns by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Local boy flight attendant was amazing. Super friendly and attentive.
Related info for your journey
Find useful and relevant information for your journey from Heathrow to Cairns. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
What airport do you fly into for flights to Cairns from London Heathrow?
Most people fly into Cairns (CNS) if they book a flight to Cairns from London Heathrow. On average, Cairns has 0 inbound flights from London Heathrow per day from 5 airlines. Cairns is conveniently located just 2.8 mi from Cairns’s city center.
How long is the flight from London Heathrow Airport to Cairns?
A quick flight from London Heathrow Airport to Cairns can take about 51h 50m. SWISS provides one of the quickest options available for as low as £869. The distance from London Heathrow Airport to Cairns is about 9409 mi.
What are the cheapest airlines flying from London Heathrow Airport to Cairns round-trip?
Our cheapest airline available from London Heathrow Airport to Cairns is SWISS. Our recent data shows that you can find tickets from as low as £804 on this airline. Additional options worth looking into are Cathay Pacific and Singapore Airlines, starting at £816 and £907 round-trip. SWISS is 36% cheaper than the average price of flights available within the next 90 days to this destination.
Can I find deals for business class flights from Heathrow to Cairns?
Yes. Cheapflights offers flight deals from Heathrow to Cairns by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from London Heathrow Airport to Cairns?
Currently, June is the cheapest month in which you can book a flight from London Heathrow Airport to Cairns (average of £806). Flying from London Heathrow Airport to Cairns in December is currently the most expensive (average of £1,127). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Explore flights to Cairns departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 7 November 2025.
Browse through other flights departing from Heathrow. Flights are based on user searches made on Cheapflights and were last updated on 7 November 2025.
Discover the top 5 airlines that operate flights from Heathrow to Cairns. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 7 November 2025.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Heathrow to Cairns?
Deals for Heathrow to Cairns flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
Why should you use Cheapflights to find cheap flight tickets from Heathrow to Cairns?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Heathrow to Cairns for you. Better yet — we are completely free to use.
Can Cheapflights find flights from Heathrow to Cairns with no change fees?
Need flexible booking options for your flight to Cairns from Heathrow? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Can Cheapflights notify me if prices for flights from Heathrow to Cairns become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Cairns from Heathrow today and book when prices fit your budget.
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
We value your privacy
Cheapflights and its partners wish to use cookies or similar technologies to store and/or access information on and about your device and process personal data such as your IP address, device identifiers etc., in order to improve your experience on the site, to analyse navigation, to offer and measure personalised advertising, and to facilitate sharing on social networks. We also allow the use of third-party cookies (including those from our advertising partners) on our sites.
By clicking 'Accept', you consent to your data being processed by 0 vendors on this web site for the purposes described in this notice. You can review the vendors and their individual processing purposes on the .
To review individual processing purposes and cookie categories, please click ’Select individual purposes’. You can review your choices and withdraw your consent at any time by clicking the ’Privacy Preferences’ link in the page side navigation.